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公开(公告)号：US20180106934A1
公开(公告)日：2018-04-19
申请号：US15786753
申请日：2017-10-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yuting ZHANG , Ke CHAO , Guobing YIN , Jiyang SHAO , Min PENG , Xingdong LIU
Abstract: A curved grating structure, a display panel and the display device are provided. The curved grating structure includes multiple grating strips spaced from each other. Grating intervals between adjacent grating strips are successively decreased from a center point of the curved grating structure to a terminal of the curved grating structure. The grating interval between two adjacent grating strips is a distance in a first direction between center points of the two adjacent grating strips, and the first direction is a direction perpendicular to a normal vector of the curved grating structure passing through a center point of the curved grating structure.
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公开(公告)号：US20180047343A1
公开(公告)日：2018-02-15
申请号：US15523849
申请日：2016-10-21
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Feng LIAO , Guangliang SHANG , Yuting ZHANG
IPC: G09G3/3283 , G05F3/26 , G09G3/3266 , H01L51/50 , G09G3/38 , G09G3/325 , G09G3/3258
CPC classification number: G09G3/3283 , G05F3/262 , G09G3/3233 , G09G3/325 , G09G3/3258 , G09G3/3266 , G09G3/38 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262 , G09G2320/043 , H01L51/50
Abstract: A pixel driving circuit and method, a pixel structure and display device. The pixel driving circuit includes: a driving transistor with a source electrode connected with a luminescent device; a capacitor structure with a first end connected with a gate electrode of the driving transistor; a first write control unit, configured to write a threshold voltage of the driving transistor into the first end of the capacitor structure at a write stage; a second write control unit, configured to write a data signal into a second end of the capacitor structure at the write stage; a power output control unit, configured to output a power supply signal to a drain electrode of the driving transistor at an emission stage; and a voltage follow control unit configured to control a voltage of the gate electrode to follow a change of a voltage of the source electrode of the driving transistor.
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公开(公告)号：US20170018229A1
公开(公告)日：2017-01-19
申请号：US15168886
申请日：2016-05-31
Inventor： Yuting ZHANG , Feng LIAO , Zhongyuan WU , Pan XU
IPC: G09G3/3258 , G09G3/3266
CPC classification number: G09G3/3233 , G09G2300/0819 , G09G2300/0852 , G09G2300/0861 , G09G2300/0866
Abstract: The present invention provides a pixel driving circuit, a driving method thereof, and a display device. The pixel driving circuit of the present invention comprises a data writing unit, a threshold compensation unit, a driving unit, a light-emitting unit, and a voltage stabilizing unit; the data writing unit is connected with a first node, a scan signal line and a data signal line; the first node is a connection node between the data writing unit and the driving unit; the threshold compensation unit is connected with the first node, a first control signal line, a first voltage terminal and the driving unit; the driving unit is connected with the light-emitting unit; and the voltage stabilizing unit is connected with the data writing unit, a second control signal line and the first voltage terminal.
Abstract translation: 本发明提供一种像素驱动电路及其驱动方法和显示装置。 本发明的像素驱动电路包括数据写入单元，阈值补偿单元，驱动单元，发光单元和稳压单元; 数据写入单元与第一节点，扫描信号线和数据信号线连接; 第一节点是数据写入单元和驱动单元之间的连接节点; 阈值补偿单元与第一节点，第一控制信号线，第一电压端子和驱动单元连接; 所述驱动单元与所述发光单元连接; 并且电压稳定单元与数据写入单元，第二控制信号线和第一电压端连接。
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公开(公告)号：US20170140707A1
公开(公告)日：2017-05-18
申请号：US15322471
申请日：2016-03-21
Inventor： Pan XU , Zhongyuan WU , Yuting ZHANG , Yongqian LI
IPC: G09G3/3258
CPC classification number: G09G3/3258 , G09G3/3233 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0289 , G09G2320/0233 , G09G2320/045 , G09G2330/028
Abstract: A pixel driving circuit, a pixel driving method and a display apparatus are provided. The pixel driving circuit includes a reset unit, a threshold compensation unit, a data writing unit, a drive transistor, a first storage capacitor and a light emitting device. According to the present disclosure, it is able to make the drive current generated by the drive transistor only related to the data voltage and the reference voltage but uncorrelated to the threshold voltage of the drive transistor when the drive transistor drives the light emitting device to display.
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5.发明申请公开(公告)号：US20170117499A1
公开(公告)日：2017-04-27
申请号：US15129992
申请日：2015-09-24
Inventor： Yuting ZHANG , Chunwei WU , Jianwei YU
CPC classification number: H01L51/5218 , H01L27/3248 , H01L27/3262 , H01L51/0023 , H01L51/5056 , H01L51/5212 , H01L51/5215 , H01L51/5265 , H01L51/56
Abstract: An OLED display element, its manufacturing method and a display device are provided. The OLED display element includes a light-emitting pixel unit. The light-emitting unit includes an anode arranged above a base substrate, a cathode arranged opposite to the anode, and a micro cavity formed between the anode and the cathode. The micro cavity includes an organic light-emitting layer, and the anode includes an ITO layer arranged opposite to the cathode and a metal oxide conductor layer arranged at a side of the ITO layer that is farther away from the cathode than the other side of the ITO layer.
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Patent Agency Ranking
公开(公告)号：US20170116924A1
公开(公告)日：2017-04-27
申请号：US15207994
申请日：2016-07-12
Inventor： Yuting ZHANG
IPC: G09G3/3266 , G09G3/3233
CPC classification number: G09G3/3266 , G09G3/3233 , G09G3/3677 , G09G2300/0842 , G09G2310/0262 , G09G2310/0286 , G09G2310/08 , G11C19/28 , G11C19/287
Abstract: The present disclosure relates to the display technologies, which provides a GOA unit, a GOA circuit, a display driving circuit and a display device, for outputting a gate driving signal and a reset signal of a pixel electrode through a GOA unit, to simplify the display driving circuit. The GOA unit comprises a first node control module, a second node control module, a third node control module, a first output module and a second output module, wherein the first output module outputs the gate driving signal under the control of the node voltage of a first node, the node voltage of a second node and a second input signal inputted at a second input terminal; and the second output module outputs the reset signal of the pixel electrode under the control of the node voltage of the second node, the node voltage of the third node and a third input signal inputted at a third signal input terminal.
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公开(公告)号：US20240069395A1
公开(公告)日：2024-02-29
申请号：US18271046
申请日：2022-08-22
Inventor： Yanxue ZHANG , Zhoushuo CHU , Yong ZENG , Yanru GUO , Chao ZHONG , Lei QIN , Zeyu QU , Shuai LI , Zhonglin LI , Yufeng BAO , Yuting ZHANG
IPC: G02F1/1362
CPC classification number: G02F1/136222
Abstract: Provided is a curved liquid crystal display panel, including a color film substrate and an array substrate. An orthographic projection of the color film substrate on the array substrate is within the array substrate. The color film substrate includes a first side surface and a second side surface. The array substrate includes a third side surface and a fourth side surface. The first side surface is adjacent to and staggered from the third side surface. The second side surface is adjacent to and staggered from the fourth side surface. At positions where the third side surface and the fourth side surface are disposed, each of a side, proximal to the color film substrate, of the array substrate and a side, distal from the color film substrate, of the array substrate includes a structure formed by a grinding process.
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公开(公告)号：US20170193904A1
公开(公告)日：2017-07-06
申请号：US15102993
申请日：2015-10-23
Inventor： Pan XU , Zhongyuan WU , Yuting ZHANG , Yongqian LI
IPC: G09G3/3258 , G09G3/3241
CPC classification number: G09G3/3258 , G09G3/3241 , G09G2300/0819 , G09G2300/0842 , G09G2310/0248 , G09G2310/08 , G09G2320/0233 , G09G2320/043
Abstract: There are disclosed a pixel circuit and a driving method of the same and a display apparatus. The pixel circuit comprises: a driving transistor (Tr), a storage capacitor (Cs), a data writing module (10), a light-emitting element (20) and a predetermined voltage writing module (30). A first terminal of the storage capacitor (Cs) is connected to a gate of the driving transistor (Tr) and a second terminal thereof is connected to a second electrode of the driving transistor (Tr). The predetermined voltage writing module (30) is configured to make the second electrode of the driving transistor (Tr) reach a predetermined potential in a pre-charging phase and a compensating phase; and the data writing module (10) is configured to store a data voltage of a data line into the storage capacitor (Cs) in the compensating phase. In the pixel circuit and the driving method thereof and the display apparatus, the driving current is not affected by the threshold voltage, and influence of the voltage across the light-emitting element on the driving current is eliminated, thereby the uniformity of luminance of the light-emitting element is raised and improving the display effect of the display apparatus is improved.
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9.发明申请公开(公告)号：US20160247873A1
公开(公告)日：2016-08-25
申请号：US14435808
申请日：2014-07-14
Inventor： Yuting ZHANG , Chunwei WU
CPC classification number: H01L27/3279 , H01L27/3258 , H01L51/5212 , H01L51/5228 , H01L51/5234 , H01L2227/323
Abstract: Embodiments provide an OLED array substrate, a method for fabricating the same, and a display device. The present invention relates to the field of display technology, can decrease resistivity of an electrode, and avoid increase in patterning process. The OLED array substrate comprises an effective pixel display area and a peripheral wiring area. The effective pixel display area comprises a TFT which is arranged on a base plate. The array substrate further comprises a plurality of conductors which are arranged between the base plate and the first electrode; wherein in the peripheral wiring area, the plurality of conductors are connected with the second electrode.
Abstract translation: 实施例提供了OLED阵列基板，其制造方法和显示装置。 本发明涉及显示技术领域，可以降低电极的电阻率，避免图形化处理的增加。 OLED阵列基板包括有效像素显示区域和外围布线区域。 有效像素显示区域包括布置在基板上的TFT。 阵列基板还包括布置在基板和第一电极之间的多个导体; 其中，在所述外围配线区域中，所述多个导体与所述第二电极连接。
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10.发明申请PIXEL CIRCUIT, ORGANIC ELECTROLUMINESCENT DISPLAY PANEL AND DISPLAY APPARATUS 有权像素电路，有机电致发光显示面板和显示设备公开(公告)号：US20160203761A1
公开(公告)日：2016-07-14
申请号：US14773491
申请日：2014-11-28
Inventor： Yuting ZHANG
IPC: G09G3/32
CPC classification number: G09G3/3233 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262 , G09G2310/061 , G09G2320/0233 , G09G2320/0295 , G09G2320/0626 , G09G2330/021
Abstract: A pixel circuit, an organic electroluminescent display panel and a display apparatus are provided. The pixel circuit comprises: a light-emitting device (D1), a drive control module (1), a reset control module (2), a charge control module (3) and a light-emitting control module (4). The reset control module (2) is used for resetting the light-emitting device (D1) in an internal compensation mode, and exporting a current signal of the drive control module (1) for driving the light-emitting device (D1) and comparing the same with a preset standard current value to determine a compensation factor in an external compensation mode. The charge control module (3) is used for charging and writing a data signal (Data) into the drive control module (1) in the internal compensation mode and writing the data signal (Data) into the drive control module (1) in the external compensation mode. The light-emitting control module (4) is used for charging the drive control module (1) and controlling the drive control module (1) to drive the light-emitting device (D1) to emit light in the internal compensation mode, and controlling the drive control module (1) to drive the light-emitting device (D1) to emit light in the external compensation mode. Therefore, a same pixel circuit can be shared for both internal compensation and external compensation.
Abstract translation: 提供像素电路，有机电致发光显示面板和显示装置。 像素电路包括：发光装置（D1），驱动控制模块（1），复位控制模块（2），充电控制模块（3）和发光控制模块（4）。 复位控制模块（2）用于在内部补偿模式下复位发光装置（D1），并且输出用于驱动发光装置（D1）的驱动控制模块（1）的电流信号，并比较 与预设的标准电流值相同，以确定外部补偿模式下的补偿因子。 充电控制模块（3）用于在内部补偿模式下将数据信号（Data）充电和写入驱动控制模块（1），并将数据信号（Data）写入到驱动控制模块（1）中 外部补偿模式。 发光控制模块（4）用于对驱动控制模块（1）进行充电，并且控制驱动控制模块（1）驱动发光装置（D1）在内部补偿模式下发光，并且控制 所述驱动控制模块（1）在所述外部补偿模式中驱动所述发光装置（D1）发光。 因此，同一像素电路可以共享内部补偿和外部补偿。
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